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path: root/drivers/usb/core/usb.c
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Diffstat (limited to 'drivers/usb/core/usb.c')
-rw-r--r--drivers/usb/core/usb.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 184c24660a4c..ab766e0fe4ef 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -761,7 +761,9 @@ void usb_buffer_free (
761) 761)
762{ 762{
763 if (!dev || !dev->bus || !dev->bus->op || !dev->bus->op->buffer_free) 763 if (!dev || !dev->bus || !dev->bus->op || !dev->bus->op->buffer_free)
764 return; 764 return;
765 if (!addr)
766 return;
765 dev->bus->op->buffer_free (dev->bus, size, addr, dma); 767 dev->bus->op->buffer_free (dev->bus, size, addr, dma);
766} 768}
767 769